UINT APIENTRY
IntAnimatePalette(HPALETTE hPal,
UINT StartIndex,
UINT NumEntries,
CONST PPALETTEENTRY PaletteColors)
{
UINT ret = 0;
if( hPal != NtGdiGetStockObject(DEFAULT_PALETTE) )
{
PPALETTE palPtr;
UINT pal_entries;
HDC hDC;
PDC dc;
PWND Wnd;
const PALETTEENTRY *pptr = PaletteColors;
palPtr = PALETTE_ShareLockPalette(hPal);
if (!palPtr) return FALSE;
pal_entries = palPtr->NumColors;
if (StartIndex >= pal_entries)
{
PALETTE_ShareUnlockPalette(palPtr);
return FALSE;
}
if (StartIndex+NumEntries > pal_entries) NumEntries = pal_entries - StartIndex;
for (NumEntries += StartIndex; StartIndex < NumEntries; StartIndex++, pptr++)
{
/* According to MSDN, only animate PC_RESERVED colours */
if (palPtr->IndexedColors[StartIndex].peFlags & PC_RESERVED)
{
memcpy( &palPtr->IndexedColors[StartIndex], pptr,
sizeof(PALETTEENTRY) );
ret++;
PALETTE_ValidateFlags(&palPtr->IndexedColors[StartIndex], 1);
}
}
PALETTE_ShareUnlockPalette(palPtr);
/* Immediately apply the new palette if current window uses it */
Wnd = UserGetDesktopWindow();
hDC = UserGetWindowDC(Wnd);
dc = DC_LockDc(hDC);
if (NULL != dc)
{
if (dc->dclevel.hpal == hPal)
{
DC_UnlockDc(dc);
IntGdiRealizePalette(hDC);
}
else
DC_UnlockDc(dc);
}
UserReleaseDC(Wnd,hDC, FALSE);
}
return ret;
}
BOOL FASTCALL
co_IntMouseActivateWindow(PWND Wnd)
{
HWND Top;
USER_REFERENCE_ENTRY Ref;
ASSERT_REFS_CO(Wnd);
if (Wnd->style & WS_DISABLED)
{
BOOL Ret;
PWND TopWnd;
PWND DesktopWindow = UserGetDesktopWindow();
if (DesktopWindow)
{
ERR("Window Diabled\n");
Top = IntFindChildWindowToOwner(DesktopWindow, Wnd);
if ((TopWnd = ValidateHwndNoErr(Top)))
{
UserRefObjectCo(TopWnd, &Ref);
Ret = co_IntMouseActivateWindow(TopWnd);
UserDerefObjectCo(TopWnd);
return Ret;
}
}
return FALSE;
}
TRACE("Mouse Active\n");
co_IntSetForegroundAndFocusWindow(Wnd, TRUE);
return TRUE;
}
BOOL
APIENTRY
UserClipCursor(
RECTL *prcl)
{
/* FIXME: Check if process has WINSTA_WRITEATTRIBUTES */
PSYSTEM_CURSORINFO CurInfo;
PWND DesktopWindow = NULL;
CurInfo = IntGetSysCursorInfo();
DesktopWindow = UserGetDesktopWindow();
if (prcl != NULL && DesktopWindow != NULL)
{
if (prcl->right < prcl->left || prcl->bottom < prcl->top)
{
EngSetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
CurInfo->bClipped = TRUE;
/* Set nw cliping region. Note: we can't use RECTL_bIntersectRect because
it sets rect to 0 0 0 0 when it's empty. For more info see monitor winetest */
CurInfo->rcClip.left = max(prcl->left, DesktopWindow->rcWindow.left);
CurInfo->rcClip.right = min(prcl->right, DesktopWindow->rcWindow.right);
if (CurInfo->rcClip.right < CurInfo->rcClip.left)
CurInfo->rcClip.right = CurInfo->rcClip.left;
CurInfo->rcClip.top = max(prcl->top, DesktopWindow->rcWindow.top);
CurInfo->rcClip.bottom = min(prcl->bottom, DesktopWindow->rcWindow.bottom);
if (CurInfo->rcClip.bottom < CurInfo->rcClip.top)
CurInfo->rcClip.bottom = CurInfo->rcClip.top;
/* Make sure cursor is in clipping region */
UserSetCursorPos(gpsi->ptCursor.x, gpsi->ptCursor.y, 0, 0, FALSE);
}
else
{
CurInfo->bClipped = FALSE;
}
return TRUE;
}
DWORD
APIENTRY
NtUserSetScrollInfo(
HWND hWnd,
int fnBar,
LPCSCROLLINFO lpsi,
BOOL bRedraw)
{
PWND Window = NULL;
NTSTATUS Status;
SCROLLINFO ScrollInfo;
DECLARE_RETURN(DWORD);
USER_REFERENCE_ENTRY Ref;
TRACE("Enter NtUserSetScrollInfo\n");
UserEnterExclusive();
if(!(Window = UserGetWindowObject(hWnd)) || // FIXME:
Window == UserGetDesktopWindow() || // pWnd->fnid == FNID_DESKTOP
Window == UserGetMessageWindow() ) // pWnd->fnid == FNID_MESSAGEWND
{
RETURN( 0);
}
UserRefObjectCo(Window, &Ref);
Status = MmCopyFromCaller(&ScrollInfo, lpsi, sizeof(SCROLLINFO) - sizeof(ScrollInfo.nTrackPos));
if(!NT_SUCCESS(Status))
{
SetLastNtError(Status);
RETURN( 0);
}
RETURN(co_IntSetScrollInfo(Window, fnBar, &ScrollInfo, bRedraw));
CLEANUP:
if (Window)
UserDerefObjectCo(Window);
TRACE("Leave NtUserSetScrollInfo, ret=%lu\n", _ret_);
UserLeave();
END_CLEANUP;
}
BOOL UserSetCursorPos( INT x, INT y, DWORD flags, ULONG_PTR dwExtraInfo, BOOL Hook)
{
PWND DesktopWindow;
PSYSTEM_CURSORINFO CurInfo;
MSG Msg;
RECTL rcClip;
POINT pt;
if(!(DesktopWindow = UserGetDesktopWindow()))
{
return FALSE;
}
CurInfo = IntGetSysCursorInfo();
/* Clip cursor position */
if (!CurInfo->bClipped)
rcClip = DesktopWindow->rcClient;
else
rcClip = CurInfo->rcClip;
if(x >= rcClip.right) x = rcClip.right - 1;
if(x < rcClip.left) x = rcClip.left;
if(y >= rcClip.bottom) y = rcClip.bottom - 1;
if(y < rcClip.top) y = rcClip.top;
pt.x = x;
pt.y = y;
/* 1. Generate a mouse move message, this sets the htEx and Track Window too. */
Msg.message = WM_MOUSEMOVE;
Msg.wParam = UserGetMouseButtonsState();
Msg.lParam = MAKELPARAM(x, y);
Msg.pt = pt;
co_MsqInsertMouseMessage(&Msg, flags, dwExtraInfo, Hook);
/* 2. Store the new cursor position */
gpsi->ptCursor = pt;
return TRUE;
}
BOOL FASTCALL
co_IntMouseActivateWindow(PWND Wnd)
{
HWND Top;
PWND TopWindow;
USER_REFERENCE_ENTRY Ref;
ASSERT_REFS_CO(Wnd);
if (Wnd->style & WS_DISABLED)
{
BOOL Ret;
PWND TopWnd;
PWND DesktopWindow = UserGetDesktopWindow();
if (DesktopWindow)
{
Top = IntFindChildWindowToOwner(DesktopWindow, Wnd);
if ((TopWnd = ValidateHwndNoErr(Top)))
{
UserRefObjectCo(TopWnd, &Ref);
Ret = co_IntMouseActivateWindow(TopWnd);
UserDerefObjectCo(TopWnd);
return Ret;
}
}
return FALSE;
}
TopWindow = UserGetAncestor(Wnd, GA_ROOT);
//if (TopWindow) {ERR("MAW 2 pWnd %p hWnd %p\n",TopWindow,TopWindow->head.h);}
if (!TopWindow) return FALSE;
/* TMN: Check return value from this function? */
UserRefObjectCo(TopWindow, &Ref);
co_IntSetForegroundAndFocusWindow(TopWindow, TRUE);
UserDerefObjectCo(TopWindow);
return TRUE;
}
BOOL FASTCALL
co_IntSendActivateMessages(PWND WindowPrev, PWND Window, BOOL MouseActivate, BOOL Async)
{
USER_REFERENCE_ENTRY Ref, RefPrev;
HANDLE OldTID, NewTID;
PTHREADINFO pti, ptiOld, ptiNew;
BOOL InAAPM = FALSE;
if (Window)
{
pti = PsGetCurrentThreadWin32Thread();
UserRefObjectCo(Window, &Ref);
if (WindowPrev) UserRefObjectCo(WindowPrev, &RefPrev);
/* Send palette messages */
if (gpsi->PUSIFlags & PUSIF_PALETTEDISPLAY &&
//co_IntPostOrSendMessage(UserHMGetHandle(Window), WM_QUERYNEWPALETTE, 0, 0))
co_IntSendMessage(UserHMGetHandle(Window), WM_QUERYNEWPALETTE, 0, 0))
{
UserSendNotifyMessage( HWND_BROADCAST,
WM_PALETTEISCHANGING,
(WPARAM)UserHMGetHandle(Window),
0);
}
//// Fixes bug 7089.
if (!(Window->style & WS_CHILD))
{
PWND pwndTemp = co_GetDesktopWindow(Window)->spwndChild;
while (pwndTemp && !(pwndTemp->style & WS_VISIBLE)) pwndTemp = pwndTemp->spwndNext;
if (Window != pwndTemp || (WindowPrev && !IntIsWindowVisible(WindowPrev)))
{
if (!Async || pti->MessageQueue == gpqForeground)
{
UINT flags = SWP_NOSIZE | SWP_NOMOVE;
if (Window == pwndTemp) flags |= SWP_NOACTIVATE;
//ERR("co_IntSendActivateMessages SetWindowPos! Async %d pti Q == FGQ %d\n",Async,pti->MessageQueue == gpqForeground);
co_WinPosSetWindowPos(Window, HWND_TOP, 0, 0, 0, 0, flags);
}
}
}
////
//// CORE-1161 and CORE-6651
if (Window->spwndPrev)
{
HWND *phwndTopLevel, *phwndCurrent;
PWND pwndCurrent, pwndDesktop;
pwndDesktop = UserGetDesktopWindow();
if (Window->spwndParent == pwndDesktop )
{
phwndTopLevel = IntWinListChildren(pwndDesktop);
phwndCurrent = phwndTopLevel;
while(*phwndCurrent)
{
pwndCurrent = UserGetWindowObject(*phwndCurrent);
if (pwndCurrent && pwndCurrent->spwndOwner == Window )
{
co_WinPosSetWindowPos(pwndCurrent, HWND_TOP, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE);
}
phwndCurrent++;
}
ExFreePool(phwndTopLevel);
}
}
////
OldTID = WindowPrev ? IntGetWndThreadId(WindowPrev) : NULL;
NewTID = IntGetWndThreadId(Window);
ptiOld = WindowPrev ? WindowPrev->head.pti : NULL;
ptiNew = Window->head.pti;
//ERR("SendActivateMessage Old -> %x, New -> %x\n", OldTID, NewTID);
if (!(pti->TIF_flags & TIF_INACTIVATEAPPMSG) &&
(!WindowPrev || OldTID != NewTID) )
{
PWND cWindow;
HWND *List, *phWnd;
List = IntWinListChildren(UserGetDesktopWindow());
if ( List )
{
if ( OldTID )
{
ptiOld->TIF_flags |= TIF_INACTIVATEAPPMSG;
// Note: Do not set pci flags, this does crash!
for (phWnd = List; *phWnd; ++phWnd)
{
cWindow = ValidateHwndNoErr(*phWnd);
if (cWindow && cWindow->head.pti == ptiOld)
{ // FALSE if the window is being deactivated,
// ThreadId that owns the window being activated.
co_IntSendMessageNoWait(*phWnd, WM_ACTIVATEAPP, FALSE, (LPARAM)NewTID);
}
}
ptiOld->TIF_flags &= ~TIF_INACTIVATEAPPMSG;
}
if ( NewTID )
{ //// Prevents a resource crash due to reentrance!
InAAPM = TRUE;
pti->TIF_flags |= TIF_INACTIVATEAPPMSG;
////
for (phWnd = List; *phWnd; ++phWnd)
{
cWindow = ValidateHwndNoErr(*phWnd);
if (cWindow && cWindow->head.pti == ptiNew)
{ // TRUE if the window is being activated,
// ThreadId that owns the window being deactivated.
co_IntSendMessageNoWait(*phWnd, WM_ACTIVATEAPP, TRUE, (LPARAM)OldTID);
}
}
}
ExFreePoolWithTag(List, USERTAG_WINDOWLIST);
}
}
if (WindowPrev)
UserDerefObjectCo(WindowPrev); // Now allow the previous window to die.
if (Window->state & WNDS_ACTIVEFRAME)
{ // If already active frame do not allow NCPaint.
//ERR("SendActivateMessage Is Active Frame!\n");
Window->state |= WNDS_NONCPAINT;
}
if (Window->style & WS_MINIMIZE)
{
TRACE("Widow was minimized\n");
}
co_IntMakeWindowActive(Window);
/* FIXME: IntIsWindow */
co_IntSendMessageNoWait( UserHMGetHandle(Window),
WM_NCACTIVATE,
(WPARAM)(Window == (gpqForeground ? gpqForeground->spwndActive : NULL)),
0); //(LPARAM)hWndPrev);
co_IntSendMessageNoWait( UserHMGetHandle(Window),
WM_ACTIVATE,
MAKEWPARAM(MouseActivate ? WA_CLICKACTIVE : WA_ACTIVE, Window->style & WS_MINIMIZE),
(LPARAM)(WindowPrev ? UserHMGetHandle(WindowPrev) : 0));
if (!Window->spwndOwner && !IntGetParent(Window))
{
// FIXME lParam; The value is TRUE if the window is in full-screen mode, or FALSE otherwise.
co_IntShellHookNotify(HSHELL_WINDOWACTIVATED, (WPARAM) UserHMGetHandle(Window), FALSE);
}
Window->state &= ~WNDS_NONCPAINT;
UserDerefObjectCo(Window);
}
return InAAPM;
}
BOOL FASTCALL
co_IntSetActiveWindow(PWND Wnd OPTIONAL, BOOL bMouse, BOOL bFocus, BOOL Async)
{
PTHREADINFO pti;
PUSER_MESSAGE_QUEUE ThreadQueue;
PWND pWndChg, WndPrev; // State changes.
HWND hWndPrev;
HWND hWnd = 0;
BOOL InAAPM;
CBTACTIVATESTRUCT cbt;
//ERR("co_IntSetActiveWindow 1\n");
if (Wnd)
{
ASSERT_REFS_CO(Wnd);
hWnd = UserHMGetHandle(Wnd);
if ((Wnd->style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE;
if (Wnd == UserGetDesktopWindow()) return FALSE;
//ERR("co_IntSetActiveWindow 1a hWnd 0x%p\n",hWnd);
}
//ERR("co_IntSetActiveWindow 2\n");
pti = PsGetCurrentThreadWin32Thread();
ThreadQueue = pti->MessageQueue;
ASSERT(ThreadQueue != 0);
hWndPrev = ThreadQueue->spwndActive ? UserHMGetHandle(ThreadQueue->spwndActive) : NULL;
pWndChg = ThreadQueue->spwndActive; // Keep to notify of a preemptive switch.
while (Wnd)
{
BOOL Ret, DoFG, AllowFG;
if (Wnd->state & WNDS_BEINGACTIVATED) return TRUE;
if (ThreadQueue == Wnd->head.pti->MessageQueue)
{
if (IsAllowedFGActive(pti, Wnd))
{
DoFG = TRUE;
}
else
{
//ERR("co_IntSetActiveWindow 3 Go Out!\n");
break;
}
AllowFG = !pti->cVisWindows; // Nothing is visable.
//ERR("co_IntSetActiveWindow 3a DoFG = %d AllowFG = %d\n",DoFG,AllowFG);
}
else //if (ThreadQueue != Wnd->head.pti->MessageQueue)
{
//PUSER_MESSAGE_QUEUE ForegroundQueue = IntGetFocusMessageQueue();
// Rule 1 & 4, We are foreground so set this FG window or NULL foreground....
//if (!ForegroundQueue || ForegroundQueue == ThreadQueue)
if (!gpqForeground || gpqForeground == ThreadQueue)
{
DoFG = TRUE;
}
else
DoFG = FALSE;
if (DoFG)
{
if (pti->TIF_flags & TIF_ALLOWFOREGROUNDACTIVATE || pti->cVisWindows)
AllowFG = TRUE;
else
AllowFG = FALSE;
}
else
AllowFG = FALSE;
//ERR("co_IntSetActiveWindow 3b DoFG = %d AllowFG = %d\n",DoFG,AllowFG);
}
Ret = FALSE;
if (DoFG)
{
pti->TIF_flags |= TIF_ALLOWFOREGROUNDACTIVATE;
//ERR("co_IntSetActiveWindow 3c FG set\n");
Ret = co_IntSetForegroundAndFocusWindow(Wnd, bMouse);
if (AllowFG)
{
pti->TIF_flags |= TIF_ALLOWFOREGROUNDACTIVATE;
}
else
{
pti->TIF_flags &= ~TIF_ALLOWFOREGROUNDACTIVATE;
}
}
return Ret;
}
/* Call CBT hook chain */
cbt.fMouse = bMouse;
cbt.hWndActive = hWndPrev;
if (co_HOOK_CallHooks( WH_CBT, HCBT_ACTIVATE, (WPARAM)hWnd, (LPARAM)&cbt))
{
ERR("SetActiveWindow: WH_CBT Call Hook return!\n");
return FALSE;
}
if ( ThreadQueue->spwndActive && ThreadQueue->spwndActive->state & WNDS_DESTROYED )
ThreadQueue->spwndActive = NULL;
else
ThreadQueue->spwndActivePrev = ThreadQueue->spwndActive;
WndPrev = ThreadQueue->spwndActive; // Keep to save changing active.
if (WndPrev)
{
if (ThreadQueue == gpqForeground) gpqForegroundPrev = ThreadQueue;
if (!co_IntSendDeactivateMessages(UserHMGetHandle(WndPrev), hWnd)) return FALSE;
}
WndPrev = ThreadQueue->spwndActive; // Again keep to save changing active.
// While in calling message proc or hook:
// Fail if a preemptive switch was made, current active not made previous,
// focus window is dead or no longer the same thread queue.
if ( ThreadQueue->spwndActivePrev != ThreadQueue->spwndActive ||
pWndChg != WndPrev ||
(Wnd && !VerifyWnd(Wnd)) ||
ThreadQueue != pti->MessageQueue )
{
ERR("SetActiveWindow: Summery ERROR, active state changed!\n");
return FALSE;
}
if (!WndPrev) ThreadQueue->QF_flags &= ~QF_FOCUSNULLSINCEACTIVE;
if (Wnd) Wnd->state |= WNDS_BEINGACTIVATED;
IntNotifyWinEvent(EVENT_SYSTEM_FOREGROUND, Wnd, OBJID_WINDOW, CHILDID_SELF, WEF_SETBYWNDPTI);
//// Breaks Atl-Esc/Tab via User32.
////FindRemoveAsyncMsg(Wnd,(WPARAM)Wnd); // Clear out activate ASYNC messages.
/* check if the specified window can be set in the input data of a given queue */
if ( !Wnd || ThreadQueue == Wnd->head.pti->MessageQueue)
{
/* set the current thread active window */
ThreadQueue->spwndActive = Wnd;
}
WndPrev = VerifyWnd(ThreadQueue->spwndActivePrev); // Now should be set but verify it again.
InAAPM = co_IntSendActivateMessages(WndPrev, Wnd, bMouse, Async);
/* now change focus if necessary */
if (bFocus && !(ThreadQueue->QF_flags & QF_FOCUSNULLSINCEACTIVE))
{
/* Do not change focus if the window is no longer active */
if (ThreadQueue->spwndActive == Wnd)
{
if (!ThreadQueue->spwndFocus ||
!Wnd ||
UserGetAncestor(ThreadQueue->spwndFocus, GA_ROOT) != Wnd)
{
co_UserSetFocus(Wnd);
}
}
}
if (InAAPM)
{
pti->TIF_flags &= ~TIF_INACTIVATEAPPMSG;
}
// FIXME: Used in the menu loop!!!
//ThreadQueue->QF_flags |= QF_ACTIVATIONCHANGE;
//ERR("co_IntSetActiveWindow Exit\n");
if (Wnd) Wnd->state &= ~WNDS_BEINGACTIVATED;
return (ThreadQueue->spwndActive == Wnd);
}
DWORD FASTCALL
GetNCHitEx(PWND pWnd, POINT pt)
{
RECT rcWindow, rcClient;
DWORD Style, ExStyle;
if (!pWnd) return HTNOWHERE;
if (pWnd == UserGetDesktopWindow()) // pWnd->fnid == FNID_DESKTOP)
{
rcClient.left = rcClient.top = rcWindow.left = rcWindow.top = 0;
rcWindow.right = UserGetSystemMetrics(SM_CXSCREEN);
rcWindow.bottom = UserGetSystemMetrics(SM_CYSCREEN);
rcClient.right = UserGetSystemMetrics(SM_CXSCREEN);
rcClient.bottom = UserGetSystemMetrics(SM_CYSCREEN);
}
else
{
rcClient = pWnd->rcClient;
rcWindow = pWnd->rcWindow;
}
if (!RECTL_bPointInRect(&rcWindow, pt.x, pt.y)) return HTNOWHERE;
Style = pWnd->style;
ExStyle = pWnd->ExStyle;
if (Style & WS_MINIMIZE) return HTCAPTION;
if (RECTL_bPointInRect( &rcClient, pt.x, pt.y )) return HTCLIENT;
/* Check borders */
if (HAS_THICKFRAME( Style, ExStyle ))
{
RECTL_vInflateRect(&rcWindow, -UserGetSystemMetrics(SM_CXFRAME), -UserGetSystemMetrics(SM_CYFRAME) );
if (!RECTL_bPointInRect(&rcWindow, pt.x, pt.y ))
{
/* Check top sizing border */
if (pt.y < rcWindow.top)
{
if (pt.x < rcWindow.left+UserGetSystemMetrics(SM_CXSIZE)) return HTTOPLEFT;
if (pt.x >= rcWindow.right-UserGetSystemMetrics(SM_CXSIZE)) return HTTOPRIGHT;
return HTTOP;
}
/* Check bottom sizing border */
if (pt.y >= rcWindow.bottom)
{
if (pt.x < rcWindow.left+UserGetSystemMetrics(SM_CXSIZE)) return HTBOTTOMLEFT;
if (pt.x >= rcWindow.right-UserGetSystemMetrics(SM_CXSIZE)) return HTBOTTOMRIGHT;
return HTBOTTOM;
}
/* Check left sizing border */
if (pt.x < rcWindow.left)
{
if (pt.y < rcWindow.top+UserGetSystemMetrics(SM_CYSIZE)) return HTTOPLEFT;
if (pt.y >= rcWindow.bottom-UserGetSystemMetrics(SM_CYSIZE)) return HTBOTTOMLEFT;
return HTLEFT;
}
/* Check right sizing border */
if (pt.x >= rcWindow.right)
{
if (pt.y < rcWindow.top+UserGetSystemMetrics(SM_CYSIZE)) return HTTOPRIGHT;
if (pt.y >= rcWindow.bottom-UserGetSystemMetrics(SM_CYSIZE)) return HTBOTTOMRIGHT;
return HTRIGHT;
}
}
}
else /* No thick frame */
{
if (HAS_DLGFRAME( Style, ExStyle ))
RECTL_vInflateRect(&rcWindow, -UserGetSystemMetrics(SM_CXDLGFRAME), -UserGetSystemMetrics(SM_CYDLGFRAME));
else if (HAS_THINFRAME( Style, ExStyle ))
RECTL_vInflateRect(&rcWindow, -UserGetSystemMetrics(SM_CXBORDER), -UserGetSystemMetrics(SM_CYBORDER));
if (!RECTL_bPointInRect( &rcWindow, pt.x, pt.y )) return HTBORDER;
}
/* Check caption */
if ((Style & WS_CAPTION) == WS_CAPTION)
{
if (ExStyle & WS_EX_TOOLWINDOW)
rcWindow.top += UserGetSystemMetrics(SM_CYSMCAPTION) - 1;
else
rcWindow.top += UserGetSystemMetrics(SM_CYCAPTION) - 1;
if (!RECTL_bPointInRect( &rcWindow, pt.x, pt.y ))
{
BOOL min_or_max_box = (Style & WS_SYSMENU) && (Style & (WS_MINIMIZEBOX|WS_MAXIMIZEBOX));
if (ExStyle & WS_EX_LAYOUTRTL)
{
/* Check system menu */
if ((Style & WS_SYSMENU) && !(ExStyle & WS_EX_TOOLWINDOW) && NC_IconForWindow(pWnd))
{
rcWindow.right -= UserGetSystemMetrics(SM_CYCAPTION) - 1;
if (pt.x > rcWindow.right) return HTSYSMENU;
}
/* Check close button */
if (Style & WS_SYSMENU)
{
rcWindow.left += UserGetSystemMetrics(SM_CYCAPTION);
if (pt.x < rcWindow.left) return HTCLOSE;
}
/* Check maximize box */
/* In Win95 there is automatically a Maximize button when there is a minimize one */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.left += UserGetSystemMetrics(SM_CXSIZE);
if (pt.x < rcWindow.left) return HTMAXBUTTON;
}
/* Check minimize box */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.left += UserGetSystemMetrics(SM_CXSIZE);
if (pt.x < rcWindow.left) return HTMINBUTTON;
}
}
else
{
/* Check system menu */
if ((Style & WS_SYSMENU) && !(ExStyle & WS_EX_TOOLWINDOW) && NC_IconForWindow(pWnd))
{
rcWindow.left += UserGetSystemMetrics(SM_CYCAPTION) - 1;
if (pt.x < rcWindow.left) return HTSYSMENU;
}
/* Check close button */
if (Style & WS_SYSMENU)
{
rcWindow.right -= UserGetSystemMetrics(SM_CYCAPTION);
if (pt.x > rcWindow.right) return HTCLOSE;
}
/* Check maximize box */
/* In Win95 there is automatically a Maximize button when there is a minimize one */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.right -= UserGetSystemMetrics(SM_CXSIZE);
if (pt.x > rcWindow.right) return HTMAXBUTTON;
}
/* Check minimize box */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.right -= UserGetSystemMetrics(SM_CXSIZE);
if (pt.x > rcWindow.right) return HTMINBUTTON;
}
}
return HTCAPTION;
}
}
/* Check menu bar */
if (HAS_MENU( pWnd, Style ) && (pt.y < rcClient.top) &&
(pt.x >= rcClient.left) && (pt.x < rcClient.right))
return HTMENU;
/* Check vertical scroll bar */
if (ExStyle & WS_EX_LAYOUTRTL) ExStyle ^= WS_EX_LEFTSCROLLBAR;
if (Style & WS_VSCROLL)
{
if((ExStyle & WS_EX_LEFTSCROLLBAR) != 0)
rcClient.left -= UserGetSystemMetrics(SM_CXVSCROLL);
else
rcClient.right += UserGetSystemMetrics(SM_CXVSCROLL);
if (RECTL_bPointInRect( &rcClient, pt.x, pt.y )) return HTVSCROLL;
}
/* Check horizontal scroll bar */
if (Style & WS_HSCROLL)
{
rcClient.bottom += UserGetSystemMetrics(SM_CYHSCROLL);
if (RECTL_bPointInRect( &rcClient, pt.x, pt.y ))
{
/* Check size box */
if ((Style & WS_VSCROLL) &&
((((ExStyle & WS_EX_LEFTSCROLLBAR) != 0) && (pt.x <= rcClient.left + UserGetSystemMetrics(SM_CXVSCROLL))) ||
(((ExStyle & WS_EX_LEFTSCROLLBAR) == 0) && (pt.x >= rcClient.right - UserGetSystemMetrics(SM_CXVSCROLL)))))
return HTSIZE;
return HTHSCROLL;
}
}
/* Has to return HTNOWHERE if nothing was found
Could happen when a window has a customized non client area */
return HTNOWHERE;
}
HWND FASTCALL
co_UserSetFocus(PWND Window)
{
HWND hWndPrev = 0;
PWND pwndTop;
PTHREADINFO pti;
PUSER_MESSAGE_QUEUE ThreadQueue;
if (Window)
ASSERT_REFS_CO(Window);
pti = PsGetCurrentThreadWin32Thread();
ThreadQueue = pti->MessageQueue;
ASSERT(ThreadQueue != 0);
TRACE("Enter SetFocus hWnd 0x%p pti 0x%p\n",Window ? UserHMGetHandle(Window) : 0, pti );
hWndPrev = ThreadQueue->spwndFocus ? UserHMGetHandle(ThreadQueue->spwndFocus) : 0;
if (Window != 0)
{
if (hWndPrev == UserHMGetHandle(Window))
{
return hWndPrev ? (IntIsWindow(hWndPrev) ? hWndPrev : 0) : 0; /* Nothing to do */
}
if (Window->head.pti->MessageQueue != ThreadQueue)
{
ERR("SetFocus Must have the same Q!\n");
return 0;
}
/* Check if we can set the focus to this window */
pwndTop = Window;
for (;;)
{
if (pwndTop->style & (WS_MINIMIZED|WS_DISABLED)) return 0;
if (!pwndTop->spwndParent || pwndTop->spwndParent == UserGetDesktopWindow())
{
if ((pwndTop->style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return 0;
break;
}
if (pwndTop->spwndParent == UserGetMessageWindow()) return 0;
pwndTop = pwndTop->spwndParent;
}
if (co_HOOK_CallHooks( WH_CBT, HCBT_SETFOCUS, (WPARAM)Window->head.h, (LPARAM)hWndPrev))
{
ERR("SetFocus 1 WH_CBT Call Hook return!\n");
return 0;
}
/* Activate pwndTop if needed. */
if (pwndTop != ThreadQueue->spwndActive)
{
PUSER_MESSAGE_QUEUE ForegroundQueue = IntGetFocusMessageQueue(); // Keep it based on desktop.
if (ThreadQueue != ForegroundQueue) // HACK see rule 2 & 3.
{
if (!co_IntSetForegroundAndFocusWindow(pwndTop, FALSE))
{
ERR("SetFocus: Set Foreground and Focus Failed!\n");
return 0;
}
}
/* Set Active when it is needed. */
if (pwndTop != ThreadQueue->spwndActive)
{
if (!co_IntSetActiveWindow(pwndTop, NULL, FALSE, FALSE, FALSE))
{
ERR("SetFocus: Set Active Failed!\n");
return 0;
}
}
/* Abort if window destroyed */
if (Window->state2 & WNDS2_INDESTROY) return 0;
/* Do not change focus if the window is no longer active */
if (pwndTop != ThreadQueue->spwndActive)
{
ERR("SetFocus: Top window did not go active!\n");
return 0;
}
}
// Check again! SetActiveWindow could have set the focus via WM_ACTIVATE.
hWndPrev = ThreadQueue->spwndFocus ? UserHMGetHandle(ThreadQueue->spwndFocus) : 0;
IntSendFocusMessages( pti, Window);
TRACE("Focus: %d -> %d\n", hWndPrev, Window->head.h);
}
else /* NULL hwnd passed in */
{
// if (!hWndPrev) return 0; /* nothing to do */
if (co_HOOK_CallHooks( WH_CBT, HCBT_SETFOCUS, (WPARAM)0, (LPARAM)hWndPrev))
{
ERR("SetFocus: 2 WH_CBT Call Hook return!\n");
return 0;
}
/* set the current thread focus window null */
IntSendFocusMessages( pti, NULL);
}
return hWndPrev ? (IntIsWindow(hWndPrev) ? hWndPrev : 0) : 0;
}
BOOL FASTCALL
co_IntSetActiveWindow(PWND Wnd OPTIONAL, HWND * Prev, BOOL bMouse, BOOL bFocus, BOOL Async)
{
PTHREADINFO pti;
PUSER_MESSAGE_QUEUE ThreadQueue;
PWND pWndChg, WndPrev; // State changes.
HWND hWndPrev;
HWND hWnd = 0;
BOOL InAAPM;
CBTACTIVATESTRUCT cbt;
if (Wnd)
{
ASSERT_REFS_CO(Wnd);
hWnd = UserHMGetHandle(Wnd);
if ((Wnd->style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE;
if (Wnd == UserGetDesktopWindow()) return FALSE;
}
pti = PsGetCurrentThreadWin32Thread();
ThreadQueue = pti->MessageQueue;
ASSERT(ThreadQueue != 0);
hWndPrev = ThreadQueue->spwndActive ? UserHMGetHandle(ThreadQueue->spwndActive) : NULL;
if (Prev) *Prev = hWndPrev;
if (hWndPrev == hWnd) return TRUE;
pWndChg = ThreadQueue->spwndActive; // Keep to notify of a preemptive switch.
if (Wnd)
{
if (ThreadQueue != Wnd->head.pti->MessageQueue)
{
PUSER_MESSAGE_QUEUE ForegroundQueue = IntGetFocusMessageQueue();
// Rule 1 & 4, We are foreground so set this FG window or NULL foreground....
if (!ForegroundQueue || ForegroundQueue == ThreadQueue)
{
return co_IntSetForegroundAndFocusWindow(Wnd, bMouse);
}
}
if (Wnd->state & WNDS_BEINGACTIVATED) return TRUE;
}
/* Call CBT hook chain */
cbt.fMouse = bMouse;
cbt.hWndActive = hWndPrev;
if (co_HOOK_CallHooks( WH_CBT, HCBT_ACTIVATE, (WPARAM)hWnd, (LPARAM)&cbt))
{
ERR("SetActiveWindow: WH_CBT Call Hook return!\n");
return FALSE;
}
if ( ThreadQueue->spwndActive && ThreadQueue->spwndActive->state & WNDS_DESTROYED )
ThreadQueue->spwndActive = NULL;
else
ThreadQueue->spwndActivePrev = ThreadQueue->spwndActive;
WndPrev = ThreadQueue->spwndActive; // Keep to save changing active.
if (WndPrev)
{
if (ThreadQueue == gpqForeground) gpqForegroundPrev = ThreadQueue;
if (!co_IntSendDeactivateMessages(hWndPrev, hWnd)) return FALSE;
}
// While in calling message proc or hook:
// Fail if a preemptive switch was made, current active not made previous,
// focus window is dead or no longer the same thread queue.
if ( ThreadQueue->spwndActivePrev != ThreadQueue->spwndActive ||
pWndChg != ThreadQueue->spwndActive ||
(Wnd && !VerifyWnd(Wnd)) ||
ThreadQueue != pti->MessageQueue )
{
ERR("SetActiveWindow: Summery ERROR, active state changed!\n");
return FALSE;
}
if (!WndPrev) ThreadQueue->QF_flags &= ~QF_FOCUSNULLSINCEACTIVE;
if (Wnd) Wnd->state |= WNDS_BEINGACTIVATED;
IntNotifyWinEvent(EVENT_SYSTEM_FOREGROUND, Wnd, OBJID_WINDOW, CHILDID_SELF, WEF_SETBYWNDPTI);
/* check if the specified window can be set in the input data of a given queue */
if ( !Wnd || ThreadQueue == Wnd->head.pti->MessageQueue)
{
/* set the current thread active window */
ThreadQueue->spwndActive = Wnd;
}
InAAPM = co_IntSendActivateMessages(WndPrev, Wnd, bMouse, Async);
/* now change focus if necessary */
if (bFocus && !(ThreadQueue->QF_flags & QF_FOCUSNULLSINCEACTIVE))
{
/* Do not change focus if the window is no longer active */
if (ThreadQueue->spwndActive == Wnd)
{
if (!ThreadQueue->spwndFocus ||
!Wnd ||
UserGetAncestor(ThreadQueue->spwndFocus, GA_ROOT) != Wnd)
{
co_UserSetFocus(Wnd);
}
}
}
if (InAAPM)
{
pti->TIF_flags &= ~TIF_INACTIVATEAPPMSG;
pti->pClientInfo->dwTIFlags = pti->TIF_flags;
}
// FIXME: Used in the menu loop!!!
//ThreadQueue->QF_flags |= QF_ACTIVATIONCHANGE;
if (Wnd) Wnd->state &= ~WNDS_BEINGACTIVATED;
return (ThreadQueue->spwndActive == Wnd);
}
BOOL
APIENTRY
NtUserEnableScrollBar(
HWND hWnd,
UINT wSBflags,
UINT wArrows)
{
UINT OrigArrows;
PWND Window = NULL;
PSCROLLBARINFO InfoV = NULL, InfoH = NULL;
BOOL Chg = FALSE;
DECLARE_RETURN(BOOL);
USER_REFERENCE_ENTRY Ref;
TRACE("Enter NtUserEnableScrollBar\n");
UserEnterExclusive();
if (!(Window = UserGetWindowObject(hWnd)) || // FIXME:
Window == UserGetDesktopWindow() || // pWnd->fnid == FNID_DESKTOP
Window == UserGetMessageWindow() ) // pWnd->fnid == FNID_MESSAGEWND
{
RETURN(FALSE);
}
UserRefObjectCo(Window, &Ref);
if (!co_IntCreateScrollBars(Window))
{
RETURN( FALSE);
}
OrigArrows = Window->pSBInfo->WSBflags;
Window->pSBInfo->WSBflags = wArrows;
if (wSBflags == SB_CTL)
{
if ((wArrows == ESB_DISABLE_BOTH || wArrows == ESB_ENABLE_BOTH))
IntEnableWindow(hWnd, (wArrows == ESB_ENABLE_BOTH));
RETURN(TRUE);
}
if(wSBflags != SB_BOTH && !SBID_IS_VALID(wSBflags))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
ERR("Trying to set scrollinfo for unknown scrollbar type %u", wSBflags);
RETURN(FALSE);
}
switch(wSBflags)
{
case SB_BOTH:
InfoV = IntGetScrollbarInfoFromWindow(Window, SB_VERT);
/* Fall through */
case SB_HORZ:
InfoH = IntGetScrollbarInfoFromWindow(Window, SB_HORZ);
break;
case SB_VERT:
InfoV = IntGetScrollbarInfoFromWindow(Window, SB_VERT);
break;
default:
RETURN(FALSE);
}
if(InfoV)
Chg = IntEnableScrollBar(FALSE, InfoV, wArrows);
if(InfoH)
Chg = (IntEnableScrollBar(TRUE, InfoH, wArrows) || Chg);
ERR("FIXME: EnableScrollBar wSBflags %u wArrows %u Chg %d\n", wSBflags, wArrows, Chg);
// Done in user32:
// SCROLL_RefreshScrollBar( hwnd, nBar, TRUE, TRUE );
RETURN( Chg);
if (OrigArrows == wArrows) RETURN( FALSE);
RETURN( TRUE);
CLEANUP:
if (Window)
UserDerefObjectCo(Window);
TRACE("Leave NtUserEnableScrollBar, ret=%i\n",_ret_);
UserLeave();
END_CLEANUP;
}
